////
//
/// \file ./test/statement_node_test.cpp
//
//  Copyright 2007, 2008 Chandler Carruth
//
//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
//  use this file except in compliance with the License.  You may obtain a copy
//  of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
//  License for the specific language governing permissions and limitations
//  under the License.
//
////

#include <inc/parser/statement_node.hpp>

#include <string>

#include <gtest/gtest.h>

#include <inc/parser/utilities.hpp>

namespace inc {
namespace parser {

using std::string;

TEST(StatementNodeTest, parse_break)
{
  const string data = "break\n";
  StatementNode node;
  string::const_iterator last_parsed;
  EXPECT_TRUE( node.parse( data.begin(), data.end(), last_parsed ) )
        << "Failed to parse: '" << data << "'";
  EXPECT_EQ( data, string( data.begin(), last_parsed ) );
  EXPECT_EQ( data, node.get_text() );
  EXPECT_TRUE( node.is_break() )
        << "Failed to parse name: '" << data << "'";
}

TEST(StatementNodeTest, parse_finish)
{
  const string data = "finish\n";
  StatementNode node;
  string::const_iterator last_parsed;
  EXPECT_TRUE( node.parse( data.begin(), data.end(), last_parsed ) )
        << "Failed to parse: '" << data << "'";
  EXPECT_EQ( data, string( data.begin(), last_parsed ) );
  EXPECT_EQ( data, node.get_text() );
  EXPECT_TRUE( node.is_finish() )
        << "Failed to parse name: '" << data << "'";
}

TEST(StatementNodeTest, parse_calls)
{
  const string data[] = { "foo( x, y )\n", ".foo.bar(a,b)\n", "@bam(x)\n" };
  for( int i = 0 ; i < elementsof( data ) ; ++i )
  {
    StatementNode node;
    string::const_iterator last_parsed;
    EXPECT_TRUE( node.parse( data[i].begin(), data[i].end(), last_parsed ) )
        << "Failed to parse: '" << data[i] << "'";
    EXPECT_EQ( data[i], string( data[i].begin(), last_parsed ) );
    EXPECT_EQ( data[i], node.get_text() );
    EXPECT_TRUE( node.is_procedure_call() )
        << "Failed to parse procedure call: '" << data[i] << "'";
  }
}

TEST(StatementNodeTest, parse_mutations)
{
  const string data[] = { "a := b\n", "++@foo\n" };
  for( int i = 0 ; i < elementsof( data ) ; ++i )
  {
    StatementNode node;
    string::const_iterator last_parsed;
    EXPECT_TRUE( node.parse( data[i].begin(), data[i].end(), last_parsed ) )
        << "Failed to parse: '" << data[i] << "'";
    EXPECT_EQ( data[i], string( data[i].begin(), last_parsed ) );
    EXPECT_EQ( data[i], node.get_text() );
    EXPECT_TRUE( node.is_mutation() )
        << "Failed to parse mutation: '" << data[i] << "'";
  }
}

} //  end parser namespace
} //  end inc namespace
